News tagged with food reward

Dolphins and whales experience pleasure

Sam Ridgway has spent most of his life learning about dolphins and whales. Over his five-decade career he has asked these cetaceans various questions, including how deep they can dive and how depth affects ...

dateAug 13, 2014 in Plants & Animals
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Man's best friend

People have an innate need to establish close relationships with other people. But this natural bonding behaviour is not confined to humans: many animals also seem to need relationships with others of their ...

dateJun 21, 2013 in Plants & Animals
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